package system;

import datacontrol.DAO;
import java.io.IOException;
import java.sql.SQLException;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import util.Toolkit;

/**
 * Klasse welke het stoppen van een enquete afhandelt. Slaat gegevens op in database voor later gebruik.
 * 
 * @author Jeroen
 */
public class StopEnquete extends HttpServlet {

    /** 
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        if (!Toolkit.checkLogin(request)) {
            // Ogenschijnlijk is de gebruiker niet ingelogd
            response.sendRedirect("EnqueteOphaler");
            return;
        }
        int laatsteVraag = Integer.parseInt(request.getParameter("vragenCounter").toString()) - 1;
        int enqueteId = Integer.parseInt(request.getSession().getAttribute("enqueteId").toString());
        if (request.getParameter("stop_enquete").toString().equals("Stop de enquete")) {
            try {
                int res = DAO.executeUpdate("UPDATE `EnqueteVanGebruiker` "
                        + "SET `laatsteVraag` = " + laatsteVraag + ", `reedsBegonnen` = 1 "
                        + "WHERE `Gebruiker_idGebruiker` = " + request.getSession().getAttribute("userId")
                        + " AND `Enquete_idEnquete` = " + enqueteId);
                response.sendRedirect("EnqueteOphaler");
                return;
            } catch (SQLException ex) {
                Logger.getLogger(StopEnquete.class.getName()).log(Level.SEVERE,
                        "Het is niet gelukt om de enquete sessie op te slaan...", ex);
            }
        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
